Sun hat



FIG. 1 is a front and side perspective view of a sun hat fabricated froma sheet of polymer foam material, showing my new design;

FIG. 2 is a side view thereof, the opposite side being of mirror imageappearance;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a front view thereof.

The claimed design resides in the top, side, and rear views.

The ornamental design for a sun hat, as shown and described.